Articles tagged with Semiconductors
Purdue University researchers have found that polaritons can contribute a larger share of thermal conductivity in semiconductors, overcoming phonon limitations. By understanding how to design materials and structures, manufacturers can incorporate these polariton-based nanoscale heat transfer principles into chip designs.
Researchers have successfully fabricated a self-assembling photonic cavity with atomic-scale confinement, bridging the gap between nanoscopic and macroscopic scales. The cavities were created using a novel approach that combines top-down and bottom-up fabrication techniques, enabling unprecedented miniaturization.
Researchers at the University of Sydney have invented a compact silicon semiconductor chip integrating electronics with photonic components, significantly expanding radio-frequency bandwidth and filter control. The new technology has potential applications in advanced radar, satellite systems, wireless networks, and telecommunications,...
Researchers at the University of Illinois have developed a diamond semiconductor device with the highest breakdown voltage and lowest leakage current. The device operates at high voltages and currents without losing electrical performance, making it suitable for applications such as solar panels and wind turbines.
Researchers will incorporate advanced semiconductor technologies and AI into a millimeter-wave radio system to increase bandwidth while reducing energy consumption. The project aims to save tens to hundreds of terawatt-hours of energy per year, contributing to climate change mitigation.
Researchers at University of Illinois developed new semiconductor materials that can harness the power of chirality, a non-superimposable mirror image. The study found that subtle molecular changes can modulate chiral helical assemblies, leading to new optical, electronic, and mechanical properties.
Researchers at Rensselaer Polytechnic Institute are working on new materials that can be made even smaller than current copper wires while offering far less electrical resistance. The goal is to create smaller, faster, and more energy-efficient computer chips.
Researchers at Osaka University use a robotic system to automate key experimental processes, accelerating the search for new materials. They evaluate 576 thin-film semiconductor samples using photoabsorption spectroscopy, optical microscopy, and time-resolved microwave conductivity analyses.
The University of Texas at San Antonio has been selected to establish a Secure Manufacturing Tech Hub with a $500,000 grant from the US Economic Development Administration. The consortium aims to grow a skilled workforce, enhance business competitiveness, and promote secure manufacturing strategies across South Texas.
Researchers at Columbia University have created the fastest and most efficient semiconductor yet, a superatomic material called Re6Se8Cl2. Excitons in this material can bind with phonons to create acoustic exciton-polarons that move faster than electrons in silicon, potentially leading to devices with speeds of femtoseconds.
Scientists from Meijo University successfully fabricated vertical AlGaN-based UV-B semiconductor laser diodes with distinct characteristics, operating at room temperature and exhibiting high optical output. The devices overcome existing challenges in fabrication and pave the way for novel manufacturing processes.
Researchers from Monash University have introduced a new theoretical study on quantum impurities, exploring their behavior in two-dimensional semiconductors. The 'quantum virial expansion' method sheds light on the complex interactions between impurities and their surroundings in 2D materials.
A new study by Meijo University researchers explores a novel method for removing insulating substrates from AlGaN semiconductors using heated and pressurized water. The method enhances conductivity, applicability to various semiconductor wafers, and has potential for high-power UV-light emitting devices.
Researchers have created a magnetoelectric material that can directly stimulate neural tissue, potentially treating neurological disorders and nerve damage. The material generates an electric signal that neurons can detect, overcoming previous limitations.
Scientists have developed perovskite photovoltaic cells with significantly improved optoelectronic properties using nanoimprinting method. The structure reduces optical losses and enables cheaper production on a large scale.
The interdisciplinary team, led by Kaiyuan Yang, will focus on leveraging the spin and charge of electrons in multiferroics to process and store information. The goal is to improve energy efficiency for computing devices, potentially reducing energy consumption by three orders of magnitude.
Researchers at City University of Hong Kong successfully morphed all-inorganic perovskites into various shapes at room temperature without compromising their functional properties. The findings demonstrate the potential of these semiconductors for next-generation deformable electronics and energy systems.
The university will use its expertise to create better wide bandgap semiconductors for the US defense, with potential applications in electric vehicles, power grids, and quantum technologies. The hub aims to build 'lab to fab' capability for semiconductors and enhance fundamental research.
Researchers from SUTD successfully applied reinforcement learning to a video game problem, creating complex movement designs that outperformed top human players. The study's findings have the potential to impact robotics and automation, ushering in a new era of movement design.
A new study uses computer simulations to predict the formation process of spin defects in silicon carbide, an attractive host material for spin qubits. The team's findings represent an important step towards identifying fabrication parameters for spin defects useful for quantum technologies.
The University of Texas at Austin and its researchers are among the institutions receiving $45.6 million in grants to develop new semiconductor technologies and manufacturing processes. The funding, part of the NSF Future of Semiconductors program, aims to enhance performance and energy efficiency of semiconductor devices.
A team of researchers reviewed the superconducting diode effect, which enables dissipationless supercurrent flow in one direction. The study highlights potential applications for quantum technologies in both classical and quantum computing.
Researchers have developed a new semiconducting material called multielement ink that can be processed at low temperatures, paving the way for more sustainable semiconductor industry. The breakthrough enables faster and lower-energy production of semiconductors, which could significantly reduce carbon emissions.
Researchers at the University of Pennsylvania have grown a high-performing 2D semiconductor, indium selenide (InSe), to industrial-scale wafers. The team's success hinged on a growth technique that overcame InSe's atomic structure quirks, producing a material with uniform chemical and crystalline properties.
GIST researchers found that nano-sized pits on AlN surfaces cause graphene degradation at higher temperatures, leading to GaN film exfoliation failure. The study's results demonstrate the importance of substrate chemical and topographic properties for successful remote epitaxy.
Researchers from Meijo University and King Abdullah University of Science and Technology have developed high-performance micro-LEDs capable of meeting the brightness and definition demands of modern immersive reality technologies. The LEDs use gallium indium nitride semiconductors and can produce full-color imaging at high resolution.
Scientists have demonstrated techniques to fabricate layered semiconductors with suitable bandgap and band structure, offering a new class of materials in photoelectronic applications. Heterogeneous integration of TMDs and traditional semiconductors enables the exploration of next-generation electronic and optoelectronic devices.
Gallium oxide-based flash memory device demonstrates high performance and stability in extreme temperatures and radiation, retaining data for over 80 minutes. The team aims to improve device properties through further material quality and design advancements.
A joint research team from DGIST and Seoul National University developed an imaging platform to study the reaction intermediates in the degradation process of semiconductor nanocrystal quantum dots. They found that cadmium sulfide (CdS) decomposition forms amorphous intermediates, leading to surface structural degradation.
A new platform for integrated spectrometers has been proposed using solution-processable semiconductors, enabling ultra-narrowband detection and spectral tuning. The platform exploits conjugated-BIC photonics, allowing for high spectral resolution and wide tunability.
A new approach boosts light absorption in thin silicon photodetectors with photon-trapping structures, increasing the absorption efficiency over a wide band in the NIR spectrum. The findings demonstrate a promising strategy to enhance the performance of Si-based photodetectors for emerging photonics applications.
Metalenses have been developed with differentiated design principles to eliminate chromatic aberration. By merging bright spots into a single focusing spot, researchers achieved an efficiency of up to 43% and demonstrated the versatility of their approach for various optical applications.
A German-Chinese research team has successfully created a quantum bit in a semiconductor nanostructure by exciting a superposition state with two short-wavelength optical laser pulses. This achievement demonstrates coherent control of a high-orbital hole in a semiconductor quantum dot.
Researchers have demonstrated a method to power water remediation using renewable energy sources, including solar power. Through electrochemical separation and redox reactions, they successfully removed arsenate from wastewater.
Rice University engineers have created a device that converts sunlight into hydrogen with unprecedented efficiency, opening up new possibilities for clean energy and sustainable fuel production. The innovative technology uses halide perovskite semiconductors and electrocatalysts in a single, durable device.
Researchers at the University of Minnesota have created a thin film of a unique semimetal material that can generate more computing power and memory storage while using significantly less energy. The study, published in Nature Communications, has important findings about the physics behind its unique properties.
A new FE-FET design demonstrates record-breaking performances in computing and memory, achieving large memory window with impressively small device dimensions. The combination of molybdenum disulfide and aluminum scandium nitride materials enables energy-efficient devices for both computing and non-volatile memory applications.
Researchers developed super flexible composite semiconductors using inkjet printing, outperforming previous studies with up to 40% polymer addition. The material maintains electronic transport properties while achieving high flexibility and foldability.
Researchers at Lund University have created ferroelectric 'grains' that control tunnel junctions in transistors, allowing for individual-level control and optimization of material properties. This breakthrough enables the development of new circuit architectures for neuromorphic computing and energy-efficient semiconductors.
Researchers have discovered Rydberg moiré excitons in WSe2 monolayer semiconductor adjacent to graphene, exhibiting multiple energy splittings and a pronounced red shift. The discovery holds promise for applications in sensing and quantum optics due to the strong interactions with the surroundings.
SUTD researchers created a CMOS-compatible, slow-light-based transmission grating device for high-speed data dispersion compensation. The devices achieved minimal loss and improved error correction performance, paving the way for on-chip integration in transceivers.
Researchers at the University of Cambridge have developed a new type of computer memory that can process data in a way similar to the human brain. This technology uses hafnium oxide and tiny self-assembled barriers to store and process information, enabling greater density, higher performance, and lower energy consumption.
The University of Utah has joined a semiconductor network with Micron Technology to develop the next generation of US semiconductor industry's workforce. The partnership aims to increase students' opportunities for experiential learning across the semiconductor ecosystem, with a focus on underrepresented groups.
Researchers from the University of Surrey have developed a new design for source-gated transistors that improves thermal stability and retains benefits like low power consumption and high signal amplification. This innovation could lead to the creation of low-cost, flexible displays that use minimal energy.
Researchers have developed a groundbreaking photonic integrated circuit chip that combines light source, modulator, photodiode, waveguide, and Y-branch splitter on a single substrate. The GaN-on-silicon platform reduces fabrication complexity and cost, enabling compact and high-performing devices.
Researchers from University of Toronto Engineering, Dalhousie University, Iowa State University, and Peking University have successfully controlled the motion of dislocation in a single-crystalline zinc sulfide using an external electric field. This discovery has significant implications for improving the properties and manufacturing p...
A collaborative team led by City University of Hong Kong researchers invented a low-temperature vapour-phase growth method to produce large-scale synthesis of semiconducting tellurium nanomesh. The new method enables the scalability and cost-effectiveness of nanomesh for next-generation electronics.
A team of researchers from China and the UK has developed new ways to optimise the production of solar fuels by creating novel photocatalysts. These photocatalysts, such as titanium dioxide with boron nitride, can absorb more wavelengths of light and produce more hydrogen compared to traditional methods.
The NEHO project aims to create ultrafast and energy-efficient information processing systems using photonics and semiconductor technology. By leveraging nonlinear photon-plasmon interactions, researchers hope to revolutionize information processing with faster, more efficient, and flexible technologies.
Researchers at KAUST developed smart digital image sensors that can recognize images with high accuracy, using a charge-trapping 'in-memory' sensor sensitive to visible light. The devices have an extremely long-lived retention time of up to 10 years and can perform optical sensing, storage, and computation.
A University of Minnesota team developed a new superconducting diode that is more energy efficient and versatile than past models. The device can process multiple electrical signals at once and has gates to control the flow of energy, which could enable faster quantum computers for industry use and enhance AI performance.
Researchers discovered a way to dissipate heat near hot spots in semiconductors by utilizing surface plasmon polaritons. The new method increased thermal conductivity by 25% and has implications for high-performance semiconductor device development.
Researchers at University of Illinois Urbana-Champaign found that the absolute internal quantum efficiency (IQE) of InGaN-based blue LEDs can be as low as 27.5%, drastically lower than the standard assumption. The study's results suggest a new approach to measuring IQE, providing a more accurate picture of LED performance.
The new Collaborative Research Center will explore opportunities of defect engineering in soft matter, aiming to develop a novel design concept. The researchers will focus on doping, connectivity, and topological defects, with the ultimate goal of combining them into one single system.
A novel 3D printing method called high-throughput combinatorial printing (HTCP) produces materials with unique compositions and properties at microscale spatial resolution. This approach has the potential to accelerate materials discovery, particularly for clean energy and biomedical applications.
A team of researchers successfully controlled 'trions,' a breakthrough toward developing revolutionary optical communication technology. They used a nanoscale plasmonic waveguide to create high-purity trions, which offer advantages over excitons in practical device applications.
Oregon State University will spearhead a two-year NSF Engines project to advance semiconductor technologies in the Pacific Northwest. The project aims to create a regional innovation ecosystem and provide training programs for a diverse workforce.
University of Rochester researchers create a groundbreaking system mimicking photosynthesis using bacteria and nanomaterials to produce clean-burning hydrogen fuel. The innovative approach replaces fossil fuels in the process, offering an environmentally friendly alternative.
Researchers have developed a new technology that could revolutionize computing by moving beyond the limitations of traditional semiconductors. Coherent antiferromagnetic spintronics enables information to travel without generating significant heat, potentially leading to a hundredfold increase in processing speed and energy savings.
Scientists at Forschungszentrum Juelich develop bilayer graphene quantum dots with near-perfect symmetry, allowing for efficient long-distance coupling and robust spin-state detection. This breakthrough has significant implications for the realization of large-scale quantum computers.